---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-63483 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.02 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.2G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 859 4959 4 2430 7082 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:a3:55:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83033sec preferred_lft 83033sec inet6 fe80::f816:3eff:fea3:5507/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63483) 10/11/26 _x86_64_ (2 CPU) 00:03:35 LINUX RESTART (2 CPU) 00:10:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 15.21 0.01 1.61 13.59 0.21 20.03 109561.79 00:30:06 16.20 13.65 2.47 0.09 191.26 137.42 221.30 00:40:06 18.75 1.62 15.36 1.77 117.80 2666.64 1067.24 00:50:01 9.70 1.16 7.83 0.70 102.34 1025.33 238.63 Average: 14.98 4.14 6.81 4.02 103.27 962.48 27609.89 00:10:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 6156796 7460488 353552 4.35 59584 1445492 674864 7.35 533508 1224056 252 00:30:06 6034904 7434856 369148 4.54 63960 1528552 877696 9.56 552204 1300732 316 00:40:06 5107544 7268784 489064 6.01 108200 2206104 982412 10.70 679060 2003748 74212 00:50:01 4885576 7246544 507244 6.24 117508 2386268 1010924 11.01 710244 2166240 760 Average: 5546205 7352668 429752 5.28 87313 1891604 886474 9.66 618754 1673694 18885 00:10:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.57 0.10 0.20 0.04 0.00 0.00 0.00 0.00 00:30:06 lo 1.13 1.13 0.06 0.06 0.00 0.00 0.00 0.00 00:30:06 ens3 0.78 0.25 3.35 0.05 0.00 0.00 0.00 0.00 00:40:06 lo 1.33 1.33 0.08 0.08 0.00 0.00 0.00 0.00 00:40:06 ens3 53.78 39.58 315.67 7.78 0.00 0.00 0.00 0.00 00:50:01 lo 1.16 1.16 0.06 0.06 0.00 0.00 0.00 0.00 00:50:01 ens3 32.23 21.82 61.24 5.54 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 21.82 15.43 95.18 3.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-63483) 10/11/26 _x86_64_ (2 CPU) 00:03:35 LINUX RESTART (2 CPU) 00:10:06 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 0.26 0.00 0.12 0.04 0.00 99.57 00:20:01 0 0.44 0.00 0.08 0.02 0.00 99.46 00:20:01 1 0.07 0.00 0.17 0.07 0.00 99.68 00:30:06 all 0.45 0.15 0.27 0.20 0.00 98.93 00:30:06 0 0.59 0.01 0.25 0.03 0.00 99.12 00:30:06 1 0.31 0.29 0.29 0.37 0.00 98.74 00:40:06 all 9.12 0.00 1.44 0.48 0.01 88.94 00:40:06 0 10.58 0.00 1.54 0.73 0.02 87.14 00:40:06 1 7.67 0.00 1.34 0.24 0.01 90.75 00:50:01 all 3.75 0.00 0.76 0.15 0.01 95.33 00:50:01 0 1.94 0.00 0.65 0.07 0.01 97.33 00:50:01 1 5.57 0.00 0.87 0.23 0.01 93.32 Average: all 3.40 0.04 0.65 0.22 0.01 95.69 Average: 0 3.39 0.00 0.63 0.21 0.01 95.76 Average: 1 3.40 0.07 0.67 0.23 0.01 95.62